Maineville ZIP Codes — Warren County, OH

There is one unique ZIP code in Maineville, Ohio and it is 45039. Area code: 513.

ZIP codes

15.56

sq mi land

0.37

sq mi water

513

area code

Maineville, OH ZIP code map

About Maineville, OH

Maineville, Ohio, is a charming city located in Warren County, known for its picturesque landscapes and close-knit community. With a single ZIP code of 45039, this small town offers a serene environment while being in proximity to larger metropolitan areas. Residents and visitors alike enjoy the blend of suburban charm and natural beauty that Maineville has to offer.

Location & geography

Maineville is situated in southwestern Ohio, approximately 24 miles northeast of Cincinnati and about 10 miles from Lebanon, the county seat of Warren County. The city spans a total land area of 31.11 square miles, alongside a water area of 0.74 square miles that adds to its scenic appeal. The terrain is primarily characterized by lush greenery and rolling landscapes typical of the Ohio region.

Community & economy

The character of Maineville reflects a strong sense of community, with local events and festivals that bring residents together throughout the year. Industries in the area are diverse, focusing on retail, education, and light manufacturing, which contribute to the local economy. Daily life in Maineville emphasizes outdoor activities, with parks and recreational spaces that residents frequently enjoy.

Transportation

Maineville is accessible via several highways, including the nearby Interstate 71, which provides efficient connections to Cincinnati and other Ohio cities. The nearest major airport is Cincinnati/Northern Kentucky International Airport, located about 35 miles southwest of the city. Public transportation options are limited, making personal vehicles the primary mode of transit for residents.

History

Maineville was founded in the early 19th century and has since evolved from a quaint settlement into a vibrant community. Historically, the region has relied on agriculture and manufacturing as key industries, helping to shape its economic development over the years. Over time, notable events such as local festivals and community gatherings have fostered a strong cultural identity among its residents.

Did you know?

A surprising fact about Maineville is that it was once the site of the Ohio River Tippecanoe, a historic ferry that played a significant role in local transportation. Additionally, Maineville is home to the popular Coonskin Park, which offers outdoor recreational activities and serves as a gathering place for community events.

ZIP codes for Maineville, OH (1)

ZIP code	City	County	Map
45039	Maineville	Warren	View map

Demographics & statistics

29,112

Population

38.4

Median age

$109,858

Median household income

$53,954

Per capita income

$279,000

Median home value

$1,486

Median monthly rent

86.1%

Home ownership

2.9%

Poverty rate

1.4%

Unemployment

10,019

Housing units

50.3%

Bachelor's or higher

Age distribution

Male Female

930

Under 5

888

995

5–9

949

1,275

10–14

1,216

783

15–19

748

612

20–24

583

1,764

25–34

1,683

2,460

35–44

2,347

1,743

45–54

1,663

1,026

55–59

979

941

60–64

898

1,519

65–74

1,449

667

75–84

637

183

85+

174

← Male

Female →

Age summary

Group	Count	%
Under 18	7,348	25.2%
18 and over	21,764	74.8%
65 and over	4,629	15.9%
Median age	38.4 years

Race & ethnicity

White 88%

Two or more races 3%

Asian 3%

Hispanic or Latino 2.9%

Black or African American 1.9%

Other race 1.2%

Group	Count	%
White	26,407	88%
Two or more races	894	3%
Asian	893	3%
Hispanic or Latino	882	2.9%
Black or African American	562	1.9%
Other race	356	1.2%

Household income

Under $10k 1.0%

$10k–$15k 1.2%

$15k–$25k 1.7%

$25k–$35k 2.2%

$35k–$50k 6.7%

$50k–$75k 14.5%

$75k–$100k 15.0%

$100k–$150k 26.9%

$150k–$200k 14.3%

$200k+ 16.4%

Range	% of households
Under $10k	1.0%
$10k–$15k	1.2%
$15k–$25k	1.7%
$25k–$35k	2.2%
$35k–$50k	6.7%
$50k–$75k	14.5%
$75k–$100k	15.0%
$100k–$150k	26.9%
$150k–$200k	14.3%
$200k+	16.4%
Median income	$109,858

Housing

Home values

Under $50k 1.2%

$50k–$100k 0.3%

$100k–$150k 3.6%

$150k–$200k 13.3%

$200k–$300k 41.8%

$300k–$500k 29.6%

$500k–$1M 9.6%

$1M+ 0.7%

Housing overview

Metric	Value
Median home value	$279,000
Median rent / month	$1,486
Owner occupied	86.1%
Renter occupied	13.9%
Vacant	3.4%
Single-family detached	77.5%
Large apartment buildings	1.4%
Mobile homes	0.0%
Median rooms	6.9
Avg household size (owned)	2.60

Year built

Era	%
2020 or later	1.2%
2010–2019	12.9%
2000–2009	31.4%
1990–1999	21.6%
1980–1989	17.7%
1970–1979	8.2%
1960–1969	1.9%
1950–1959	2.8%
1940–1949	0.5%
1939 or earlier	1.8%

Bedrooms

Size	% of units
No bedroom (studio)	0.1%
1 bedroom	1.6%
2 bedrooms	24.4%
3 bedrooms	38.7%
4 bedrooms	31.2%
5+ bedrooms	4.1%

Vehicles per household

Vehicles	% of households
No vehicle	1.3%
1 vehicle	28.7%
2 vehicles	50.6%
3 or more	19.4%

Heating fuel

Fuel type	%
Utility gas	58.7%
Electricity	38.8%
Propane / LP gas	1.2%
Fuel oil	0.8%
Wood	0.2%
No fuel used	0.2%

Households & families

Household type	Count	%
Married-couple family	7,149	64.0%
Cohabiting couple	446	4.0%
Male householder, no spouse	1,422	12.7%
Female householder, no spouse	2,162	19.3%
Households with children under 18	3,921	35.1%
Households with seniors (65+)	3,332	29.8%
Average household size	2.60

Marital status

Status	Male	Female
Never married	26.5%	16.3%
Married	63.6%	64.6%
Separated	0.6%	1.2%
Widowed	1.1%	5.5%
Divorced	8.2%	12.4%

Education

Less than 9th grade 1.3%

Some HS, no diploma 1.0%

HS graduate 18.8%

Some college, no degree 18.6%

Associate's degree 10.1%

Bachelor's degree 31.8%

Graduate / professional 18.5%

Metric	%
HS diploma or higher	97.8%
Bachelor's or higher	50.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	502	6.8%
Kindergarten	457	6.2%
Elementary school	3,707	50.5%
High school	1,350	18.4%
College / grad school	1,324	18.0%

Employment

Industry of employment

Education & healthcare 22.5%

Manufacturing 16.0%

Professional & management 14.7%

Finance & real estate 10.6%

Retail trade 10.5%

Wholesale trade 5.8%

Construction 5.5%

Arts, food & hospitality 5.2%

Public administration 3.0%

Transportation & utilities 2.7%

Other services 2.3%

Information 1.4%

Agriculture & mining 0.1%

Occupation

Category	%
Management, business & arts	55.6%
Service	9.9%
Sales & office	21.1%
Natural resources & construction	6.6%
Production & transportation	6.8%

Employment type

Type	%
Private sector	82.0%
Government	10.6%
Self-employed	7.3%
Unpaid family workers	0.1%

Commute

Method	%
Drive alone	76.8%
Carpool	4.1%
Public transit	1.5%
Walk	1.3%
Other means	0.9%
Avg commute (minutes)	27.5

Poverty

All people 2.9%

Under 18 years 2.5%

18 and over 3.0%

Married-couple families 0.5%

Female-led households 6.7%

Income support

Source	% of households
Social Security	27.8%
Retirement income	28.1%
Supplemental Security	1.8%
Cash public assistance	1.8%
Food stamps / SNAP	3.3%

Health indicators

Condition	%
High blood pressure	25.7%
High cholesterol	28.9%
Heart disease	4.6%
Stroke	2.0%
Asthma	9.2%
Arthritis	21.4%
Kidney disease	2.0%
Pulmonary disease	5.2%
Cancer	5.9%

Behavior / access	%
Binge drinking	18.6%
No physical activity	17.0%
Less than 7 hrs sleep	32.8%
Fair or poor health	8.9%
Poor mental health	14.4%
Poor physical health	7.2%
No health insurance	8.5%
Visited doctor (checkup)	75.6%
Visited dentist	74.1%
Cholesterol screening	90.5%
Teeth loss	8.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,270	5.8%

Disability	%
Any disability	9.8%
Under 18	5.7%
18–64 years	5.6%
65 and over	31.8%

Health insurance coverage

Type	%
Private insurance	88.2%
Public insurance	20.5%
Uninsured under 19	0.8%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	27,294	93.8%
Spanish	594	2.2%
Other Indo-European	229	0.8%
Asian & Pacific Islander	319	1.2%
Other languages	44	0.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	27,086	93.0%
Born in same state	26,727	91.8%
Born in different state	17,895	61.5%
Foreign born	359	1.2%
Naturalized citizen	2,026	7.0%
Not a US citizen	1,226	60.5%

Ancestry

Ancestry	Count	%
Italian	4,619	15.9%
French	3,824	13.1%
Arab	898	3.1%
English	455	1.6%
Polish	260	0.9%

Ancestry	Count	%
Irish	127	0.4%
Norwegian	99	0.3%
German	94	0.3%
Dutch	59	0.2%

Technology access

Metric	% of households
Computer access	38.4%
Internet access	96.6%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Maineville, OH have?

Maineville, OH has one ZIP code: 45039. Each ZIP code serves a distinct delivery area within the city and surrounding region.